Blacktail spurdog vs Cascade Fir

Squalus melanurus compared with Abies amabilis

Key Differences

• Blacktail spurdog is Data Deficient while Cascade Fir is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Cascade Fir
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Coniferophyta (Conifers)
Class	Elasmobranchii	Pinopsida (Conifers)
Order	Squaliformes (Squaliformes)	Pinales (Pines & Allies)
Family	Squalidae	Pinaceae (Pine Family)
Genus	Squalus	Abies
Species	Squalus melanurus	Abies amabilis

Conservation Status

Blacktail spurdog

DD — Data Deficient

Cascade Fir

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Cascade Fir
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Cascade Fir

Habitat

Typically found in temperate and boreal forests, often at higher elevations.

Range

Distributed across Canada, Norway, and Sweden.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

Cascade Fir

The Cascade Fir (Abies amabilis) is a species in the genus Abies. It is currently classified as Least Concern on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.